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<li class="navelem"><a class="el" href="../../d2/d75/namespacecv.html">cv</a></li><li class="navelem"><a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html">BFMatcher</a></li>  </ul>
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<a href="#pub-methods">Public Member Functions</a> |
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<div class="title">cv::BFMatcher Class Reference<div class="ingroups"><a class="el" href="../../da/d9b/group__features2d.html">2D Features Framework</a> » <a class="el" href="../../d8/d9b/group__features2d__match.html">Descriptor Matchers</a></div></div>  </div>
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<p>Brute-force descriptor matcher.  
 <a href="../../d3/da1/classcv_1_1BFMatcher.html#details">More...</a></p>
<p><code>#include &lt;opencv2/features2d.hpp&gt;</code></p>
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Inheritance diagram for cv::BFMatcher:</div>
<div class="dyncontent">
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  <img alt="" src="../../d3/da1/classcv_1_1BFMatcher.png" usemap="#cv::BFMatcher_map"/>
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<area alt="cv::DescriptorMatcher" coords="0,56,138,80" href="../../db/d39/classcv_1_1DescriptorMatcher.html" shape="rect" title="Abstract base class for matching keypoint descriptors. "/>
<area alt="cv::Algorithm" coords="0,0,138,24" href="../../d3/d46/classcv_1_1Algorithm.html" shape="rect" title="This is a base class for all more or less complex algorithms in OpenCV. "/>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:abe0bb11749b30d97f60d6ade665617bd"><td align="right" class="memItemLeft" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#abe0bb11749b30d97f60d6ade665617bd">BFMatcher</a> (int <a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#a613c8ce6b5f9477398ad901fda9c3976">normType</a>=<a class="el" href="../../d2/de8/group__core__array.html#ggad12cefbcb5291cf958a85b4b67b6149fa7bacbe84d400336a8f26297d8e80e3a2">NORM_L2</a>, bool <a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#a4fd61f0e8a770d4a23c47e7f6240c6ba">crossCheck</a>=false)</td></tr>
<tr class="memdesc:abe0bb11749b30d97f60d6ade665617bd"><td class="mdescLeft"> </td><td class="mdescRight">Brute-force matcher constructor (obsolete). Please use <a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#ac6418c6f87e0e12a88979ea57980c020" title="Brute-force matcher create method. ">BFMatcher.create()</a>  <a href="#abe0bb11749b30d97f60d6ade665617bd">More...</a><br/></td></tr>
<tr class="separator:abe0bb11749b30d97f60d6ade665617bd"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a79f2b4fcc18ce9c9791e0601d71e62e5"><td align="right" class="memItemLeft" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#a79f2b4fcc18ce9c9791e0601d71e62e5">~BFMatcher</a> ()</td></tr>
<tr class="separator:a79f2b4fcc18ce9c9791e0601d71e62e5"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a117b4667faf1974e5a3f0b8d7ba1c0a1"><td align="right" class="memItemLeft" valign="top">virtual <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html">DescriptorMatcher</a> &gt; </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#a117b4667faf1974e5a3f0b8d7ba1c0a1">clone</a> (bool emptyTrainData=false) const <a class="el" href="../../db/de0/group__core__utils.html#ga4d89d63e402ef9ddc48e18e21180fe4a">CV_OVERRIDE</a></td></tr>
<tr class="memdesc:a117b4667faf1974e5a3f0b8d7ba1c0a1"><td class="mdescLeft"> </td><td class="mdescRight">Clones the matcher.  <a href="#a117b4667faf1974e5a3f0b8d7ba1c0a1">More...</a><br/></td></tr>
<tr class="separator:a117b4667faf1974e5a3f0b8d7ba1c0a1"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a15bc508b250c96ecd49e153dfcbf019a"><td align="right" class="memItemLeft" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#a15bc508b250c96ecd49e153dfcbf019a">isMaskSupported</a> () const <a class="el" href="../../db/de0/group__core__utils.html#ga4d89d63e402ef9ddc48e18e21180fe4a">CV_OVERRIDE</a></td></tr>
<tr class="memdesc:a15bc508b250c96ecd49e153dfcbf019a"><td class="mdescLeft"> </td><td class="mdescRight">Returns true if the descriptor matcher supports masking permissible matches.  <a href="#a15bc508b250c96ecd49e153dfcbf019a">More...</a><br/></td></tr>
<tr class="separator:a15bc508b250c96ecd49e153dfcbf019a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_classcv_1_1DescriptorMatcher"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classcv_1_1DescriptorMatcher')"><img alt="-" src="../../closed.png"/> Public Member Functions inherited from <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html">cv::DescriptorMatcher</a></td></tr>
<tr class="memitem:aa044fc71f0d8395ec29f936977e5c42f inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#aa044fc71f0d8395ec29f936977e5c42f">~DescriptorMatcher</a> ()</td></tr>
<tr class="separator:aa044fc71f0d8395ec29f936977e5c42f inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a623a2b07755cf7fb1c79554af73cdbb0 inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a623a2b07755cf7fb1c79554af73cdbb0">add</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga606feabe3b50ab6838f1ba89727aa07a">InputArrayOfArrays</a> descriptors)</td></tr>
<tr class="memdesc:a623a2b07755cf7fb1c79554af73cdbb0 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">Adds descriptors to train a CPU(trainDescCollectionis) or GPU(utrainDescCollectionis) descriptor collection.  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#a623a2b07755cf7fb1c79554af73cdbb0">More...</a><br/></td></tr>
<tr class="separator:a623a2b07755cf7fb1c79554af73cdbb0 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a01f97324f1393aae68d9c84874060454 inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a01f97324f1393aae68d9c84874060454">clear</a> () <a class="el" href="../../db/de0/group__core__utils.html#ga4d89d63e402ef9ddc48e18e21180fe4a">CV_OVERRIDE</a></td></tr>
<tr class="memdesc:a01f97324f1393aae68d9c84874060454 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">Clears the train descriptor collections.  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#a01f97324f1393aae68d9c84874060454">More...</a><br/></td></tr>
<tr class="separator:a01f97324f1393aae68d9c84874060454 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac0951eebe04d00aa66117eab337909e4 inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#ac0951eebe04d00aa66117eab337909e4">empty</a> () const <a class="el" href="../../db/de0/group__core__utils.html#ga4d89d63e402ef9ddc48e18e21180fe4a">CV_OVERRIDE</a></td></tr>
<tr class="memdesc:ac0951eebe04d00aa66117eab337909e4 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">Returns true if there are no train descriptors in the both collections.  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#ac0951eebe04d00aa66117eab337909e4">More...</a><br/></td></tr>
<tr class="separator:ac0951eebe04d00aa66117eab337909e4 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa6950934cbf83d774152d426dd82261b inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">const std::vector&lt; <a class="el" href="../../d3/d63/classcv_1_1Mat.html">Mat</a> &gt; &amp; </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#aa6950934cbf83d774152d426dd82261b">getTrainDescriptors</a> () const</td></tr>
<tr class="memdesc:aa6950934cbf83d774152d426dd82261b inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">Returns a constant link to the train descriptor collection trainDescCollection .  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#aa6950934cbf83d774152d426dd82261b">More...</a><br/></td></tr>
<tr class="separator:aa6950934cbf83d774152d426dd82261b inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a378f35c9b1a5dfa4022839a45cdf0e89 inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a378f35c9b1a5dfa4022839a45cdf0e89">knnMatch</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> queryDescriptors, <a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> trainDescriptors, std::vector&lt; std::vector&lt; <a class="el" href="../../d4/de0/classcv_1_1DMatch.html">DMatch</a> &gt; &gt; &amp;matches, int k, <a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> mask=<a class="el" href="../../dc/d84/group__core__basic.html#gad9287b23bba2fed753b36ef561ae7346">noArray</a>(), bool compactResult=false) const</td></tr>
<tr class="memdesc:a378f35c9b1a5dfa4022839a45cdf0e89 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">Finds the k best matches for each descriptor from a query set.  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#a378f35c9b1a5dfa4022839a45cdf0e89">More...</a><br/></td></tr>
<tr class="separator:a378f35c9b1a5dfa4022839a45cdf0e89 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa880f9353cdf185ccf3013e08210483a inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#aa880f9353cdf185ccf3013e08210483a">knnMatch</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> queryDescriptors, std::vector&lt; std::vector&lt; <a class="el" href="../../d4/de0/classcv_1_1DMatch.html">DMatch</a> &gt; &gt; &amp;matches, int k, <a class="el" href="../../dc/d84/group__core__basic.html#ga606feabe3b50ab6838f1ba89727aa07a">InputArrayOfArrays</a> masks=<a class="el" href="../../dc/d84/group__core__basic.html#gad9287b23bba2fed753b36ef561ae7346">noArray</a>(), bool compactResult=false)</td></tr>
<tr class="separator:aa880f9353cdf185ccf3013e08210483a inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a0f046f47b68ec7074391e1e85c750cba inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a0f046f47b68ec7074391e1e85c750cba">match</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> queryDescriptors, <a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> trainDescriptors, std::vector&lt; <a class="el" href="../../d4/de0/classcv_1_1DMatch.html">DMatch</a> &gt; &amp;matches, <a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> mask=<a class="el" href="../../dc/d84/group__core__basic.html#gad9287b23bba2fed753b36ef561ae7346">noArray</a>()) const</td></tr>
<tr class="memdesc:a0f046f47b68ec7074391e1e85c750cba inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">Finds the best match for each descriptor from a query set.  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#a0f046f47b68ec7074391e1e85c750cba">More...</a><br/></td></tr>
<tr class="separator:a0f046f47b68ec7074391e1e85c750cba inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a695c0aceafc907c024c24a0b5cdff758 inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a695c0aceafc907c024c24a0b5cdff758">match</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> queryDescriptors, std::vector&lt; <a class="el" href="../../d4/de0/classcv_1_1DMatch.html">DMatch</a> &gt; &amp;matches, <a class="el" href="../../dc/d84/group__core__basic.html#ga606feabe3b50ab6838f1ba89727aa07a">InputArrayOfArrays</a> masks=<a class="el" href="../../dc/d84/group__core__basic.html#gad9287b23bba2fed753b36ef561ae7346">noArray</a>())</td></tr>
<tr class="separator:a695c0aceafc907c024c24a0b5cdff758 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a56b8dcd6fc600f8f2a23212f6e4c5082 inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a56b8dcd6fc600f8f2a23212f6e4c5082">radiusMatch</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> queryDescriptors, <a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> trainDescriptors, std::vector&lt; std::vector&lt; <a class="el" href="../../d4/de0/classcv_1_1DMatch.html">DMatch</a> &gt; &gt; &amp;matches, float maxDistance, <a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> mask=<a class="el" href="../../dc/d84/group__core__basic.html#gad9287b23bba2fed753b36ef561ae7346">noArray</a>(), bool compactResult=false) const</td></tr>
<tr class="memdesc:a56b8dcd6fc600f8f2a23212f6e4c5082 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">For each query descriptor, finds the training descriptors not farther than the specified distance.  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#a56b8dcd6fc600f8f2a23212f6e4c5082">More...</a><br/></td></tr>
<tr class="separator:a56b8dcd6fc600f8f2a23212f6e4c5082 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aec313028966f30f5b011a3e976f62c09 inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#aec313028966f30f5b011a3e976f62c09">radiusMatch</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> queryDescriptors, std::vector&lt; std::vector&lt; <a class="el" href="../../d4/de0/classcv_1_1DMatch.html">DMatch</a> &gt; &gt; &amp;matches, float maxDistance, <a class="el" href="../../dc/d84/group__core__basic.html#ga606feabe3b50ab6838f1ba89727aa07a">InputArrayOfArrays</a> masks=<a class="el" href="../../dc/d84/group__core__basic.html#gad9287b23bba2fed753b36ef561ae7346">noArray</a>(), bool compactResult=false)</td></tr>
<tr class="separator:aec313028966f30f5b011a3e976f62c09 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aba10146926505e6b90377f24489e336c inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#aba10146926505e6b90377f24489e336c">read</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;fileName)</td></tr>
<tr class="separator:aba10146926505e6b90377f24489e336c inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:abb46ea487ffa0c0f9dd72d3de9fd42ab inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#abb46ea487ffa0c0f9dd72d3de9fd42ab">read</a> (const <a class="el" href="../../de/dd9/classcv_1_1FileNode.html">FileNode</a> &amp;) <a class="el" href="../../db/de0/group__core__utils.html#ga4d89d63e402ef9ddc48e18e21180fe4a">CV_OVERRIDE</a></td></tr>
<tr class="memdesc:abb46ea487ffa0c0f9dd72d3de9fd42ab inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">Reads algorithm parameters from a file storage.  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#abb46ea487ffa0c0f9dd72d3de9fd42ab">More...</a><br/></td></tr>
<tr class="separator:abb46ea487ffa0c0f9dd72d3de9fd42ab inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a80e9fd98de5908f5348c17696eeb1a32 inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a80e9fd98de5908f5348c17696eeb1a32">train</a> ()</td></tr>
<tr class="memdesc:a80e9fd98de5908f5348c17696eeb1a32 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">Trains a descriptor matcher.  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#a80e9fd98de5908f5348c17696eeb1a32">More...</a><br/></td></tr>
<tr class="separator:a80e9fd98de5908f5348c17696eeb1a32 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a9e848d967aaed6930da407f338ca17ba inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a9e848d967aaed6930da407f338ca17ba">write</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;fileName) const</td></tr>
<tr class="separator:a9e848d967aaed6930da407f338ca17ba inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:abcba89024601e88afe6e4cc2349798c3 inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#abcba89024601e88afe6e4cc2349798c3">write</a> (<a class="el" href="../../da/d56/classcv_1_1FileStorage.html">FileStorage</a> &amp;) const <a class="el" href="../../db/de0/group__core__utils.html#ga4d89d63e402ef9ddc48e18e21180fe4a">CV_OVERRIDE</a></td></tr>
<tr class="memdesc:abcba89024601e88afe6e4cc2349798c3 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">Stores algorithm parameters in a file storage.  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#abcba89024601e88afe6e4cc2349798c3">More...</a><br/></td></tr>
<tr class="separator:abcba89024601e88afe6e4cc2349798c3 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad516a0d4afa280c256123e082a1e02c1 inherit pub_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#ad516a0d4afa280c256123e082a1e02c1">write</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; <a class="el" href="../../da/d56/classcv_1_1FileStorage.html">FileStorage</a> &gt; &amp;fs, const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;name=<a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a>()) const</td></tr>
<tr class="separator:ad516a0d4afa280c256123e082a1e02c1 inherit pub_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_classcv_1_1Algorithm"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classcv_1_1Algorithm')"><img alt="-" src="../../closed.png"/> Public Member Functions inherited from <a class="el" href="../../d3/d46/classcv_1_1Algorithm.html">cv::Algorithm</a></td></tr>
<tr class="memitem:a827c8b2781ed17574805f373e6054ff1 inherit pub_methods_classcv_1_1Algorithm"><td align="right" class="memItemLeft" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a827c8b2781ed17574805f373e6054ff1">Algorithm</a> ()</td></tr>
<tr class="separator:a827c8b2781ed17574805f373e6054ff1 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8ae826127fa0f1f8d10a24841bd376f8 inherit pub_methods_classcv_1_1Algorithm"><td align="right" class="memItemLeft" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a8ae826127fa0f1f8d10a24841bd376f8">~Algorithm</a> ()</td></tr>
<tr class="separator:a8ae826127fa0f1f8d10a24841bd376f8 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a286fc82744ccab3d248aca44524266a9 inherit pub_methods_classcv_1_1Algorithm"><td align="right" class="memItemLeft" valign="top">virtual <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a286fc82744ccab3d248aca44524266a9">getDefaultName</a> () const</td></tr>
<tr class="separator:a286fc82744ccab3d248aca44524266a9 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a0a880744bc4e3f45711444571df47d67 inherit pub_methods_classcv_1_1Algorithm"><td align="right" class="memItemLeft" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a0a880744bc4e3f45711444571df47d67">save</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;filename) const</td></tr>
<tr class="separator:a0a880744bc4e3f45711444571df47d67 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a763a62d1b03042eef7d7fc3ac6c87c79 inherit pub_methods_classcv_1_1Algorithm"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a763a62d1b03042eef7d7fc3ac6c87c79">write</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; <a class="el" href="../../da/d56/classcv_1_1FileStorage.html">FileStorage</a> &gt; &amp;fs, const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;name=<a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a>()) const</td></tr>
<tr class="memdesc:a763a62d1b03042eef7d7fc3ac6c87c79 inherit pub_methods_classcv_1_1Algorithm"><td class="mdescLeft"> </td><td class="mdescRight">simplified API for language bindings This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.  <a href="../../d3/d46/classcv_1_1Algorithm.html#a763a62d1b03042eef7d7fc3ac6c87c79">More...</a><br/></td></tr>
<tr class="separator:a763a62d1b03042eef7d7fc3ac6c87c79 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr class="memitem:ac6418c6f87e0e12a88979ea57980c020"><td align="right" class="memItemLeft" valign="top">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; <a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html">BFMatcher</a> &gt; </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#ac6418c6f87e0e12a88979ea57980c020">create</a> (int <a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#a613c8ce6b5f9477398ad901fda9c3976">normType</a>=<a class="el" href="../../d2/de8/group__core__array.html#ggad12cefbcb5291cf958a85b4b67b6149fa7bacbe84d400336a8f26297d8e80e3a2">NORM_L2</a>, bool <a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#a4fd61f0e8a770d4a23c47e7f6240c6ba">crossCheck</a>=false)</td></tr>
<tr class="memdesc:ac6418c6f87e0e12a88979ea57980c020"><td class="mdescLeft"> </td><td class="mdescRight">Brute-force matcher create method.  <a href="#ac6418c6f87e0e12a88979ea57980c020">More...</a><br/></td></tr>
<tr class="separator:ac6418c6f87e0e12a88979ea57980c020"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_static_methods_classcv_1_1DescriptorMatcher"><td colspan="2" onclick="javascript:toggleInherit('pub_static_methods_classcv_1_1DescriptorMatcher')"><img alt="-" src="../../closed.png"/> Static Public Member Functions inherited from <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html">cv::DescriptorMatcher</a></td></tr>
<tr class="memitem:ab5dc5036569ecc8d47565007fa518257 inherit pub_static_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html">DescriptorMatcher</a> &gt; </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#ab5dc5036569ecc8d47565007fa518257">create</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;descriptorMatcherType)</td></tr>
<tr class="memdesc:ab5dc5036569ecc8d47565007fa518257 inherit pub_static_methods_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">Creates a descriptor matcher of a given type with the default parameters (using default constructor).  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#ab5dc5036569ecc8d47565007fa518257">More...</a><br/></td></tr>
<tr class="separator:ab5dc5036569ecc8d47565007fa518257 inherit pub_static_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a13441ee7098af71be2a55453288360f7 inherit pub_static_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html">DescriptorMatcher</a> &gt; </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a13441ee7098af71be2a55453288360f7">create</a> (const <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#af8b6f4acb8f1a9ea6b73bfcb86b80c3b">DescriptorMatcher::MatcherType</a> &amp;matcherType)</td></tr>
<tr class="separator:a13441ee7098af71be2a55453288360f7 inherit pub_static_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_static_methods_classcv_1_1Algorithm"><td colspan="2" onclick="javascript:toggleInherit('pub_static_methods_classcv_1_1Algorithm')"><img alt="-" src="../../closed.png"/> Static Public Member Functions inherited from <a class="el" href="../../d3/d46/classcv_1_1Algorithm.html">cv::Algorithm</a></td></tr>
<tr class="memitem:a623841c33b58ea9c4847da04607e067b inherit pub_static_methods_classcv_1_1Algorithm"><td class="memTemplParams" colspan="2">template&lt;typename _Tp &gt; </td></tr>
<tr class="memitem:a623841c33b58ea9c4847da04607e067b inherit pub_static_methods_classcv_1_1Algorithm"><td align="right" class="memTemplItemLeft" valign="top">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; _Tp &gt; </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a623841c33b58ea9c4847da04607e067b">load</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;filename, const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;objname=<a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a>())</td></tr>
<tr class="memdesc:a623841c33b58ea9c4847da04607e067b inherit pub_static_methods_classcv_1_1Algorithm"><td class="mdescLeft"> </td><td class="mdescRight">Loads algorithm from the file.  <a href="../../d3/d46/classcv_1_1Algorithm.html#a623841c33b58ea9c4847da04607e067b">More...</a><br/></td></tr>
<tr class="separator:a623841c33b58ea9c4847da04607e067b inherit pub_static_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3ba305a10d02479c13cf7d169c321547 inherit pub_static_methods_classcv_1_1Algorithm"><td class="memTemplParams" colspan="2">template&lt;typename _Tp &gt; </td></tr>
<tr class="memitem:a3ba305a10d02479c13cf7d169c321547 inherit pub_static_methods_classcv_1_1Algorithm"><td align="right" class="memTemplItemLeft" valign="top">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; _Tp &gt; </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a3ba305a10d02479c13cf7d169c321547">loadFromString</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;strModel, const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;objname=<a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a>())</td></tr>
<tr class="memdesc:a3ba305a10d02479c13cf7d169c321547 inherit pub_static_methods_classcv_1_1Algorithm"><td class="mdescLeft"> </td><td class="mdescRight">Loads algorithm from a String.  <a href="../../d3/d46/classcv_1_1Algorithm.html#a3ba305a10d02479c13cf7d169c321547">More...</a><br/></td></tr>
<tr class="separator:a3ba305a10d02479c13cf7d169c321547 inherit pub_static_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad8c591bacb34c485f5b7a250c314fc53 inherit pub_static_methods_classcv_1_1Algorithm"><td class="memTemplParams" colspan="2">template&lt;typename _Tp &gt; </td></tr>
<tr class="memitem:ad8c591bacb34c485f5b7a250c314fc53 inherit pub_static_methods_classcv_1_1Algorithm"><td align="right" class="memTemplItemLeft" valign="top">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; _Tp &gt; </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#ad8c591bacb34c485f5b7a250c314fc53">read</a> (const <a class="el" href="../../de/dd9/classcv_1_1FileNode.html">FileNode</a> &amp;fn)</td></tr>
<tr class="memdesc:ad8c591bacb34c485f5b7a250c314fc53 inherit pub_static_methods_classcv_1_1Algorithm"><td class="mdescLeft"> </td><td class="mdescRight">Reads algorithm from the file node.  <a href="../../d3/d46/classcv_1_1Algorithm.html#ad8c591bacb34c485f5b7a250c314fc53">More...</a><br/></td></tr>
<tr class="separator:ad8c591bacb34c485f5b7a250c314fc53 inherit pub_static_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr class="memitem:abe0990ac0bb000f1e5dccc90146fc6f3"><td align="right" class="memItemLeft" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#abe0990ac0bb000f1e5dccc90146fc6f3">knnMatchImpl</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> queryDescriptors, std::vector&lt; std::vector&lt; <a class="el" href="../../d4/de0/classcv_1_1DMatch.html">DMatch</a> &gt; &gt; &amp;matches, int k, <a class="el" href="../../dc/d84/group__core__basic.html#ga606feabe3b50ab6838f1ba89727aa07a">InputArrayOfArrays</a> masks=<a class="el" href="../../dc/d84/group__core__basic.html#gad9287b23bba2fed753b36ef561ae7346">noArray</a>(), bool compactResult=false) <a class="el" href="../../db/de0/group__core__utils.html#ga4d89d63e402ef9ddc48e18e21180fe4a">CV_OVERRIDE</a></td></tr>
<tr class="separator:abe0990ac0bb000f1e5dccc90146fc6f3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3099757e7de29f27b4cc4a672e40b628"><td align="right" class="memItemLeft" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#a3099757e7de29f27b4cc4a672e40b628">radiusMatchImpl</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> queryDescriptors, std::vector&lt; std::vector&lt; <a class="el" href="../../d4/de0/classcv_1_1DMatch.html">DMatch</a> &gt; &gt; &amp;matches, float maxDistance, <a class="el" href="../../dc/d84/group__core__basic.html#ga606feabe3b50ab6838f1ba89727aa07a">InputArrayOfArrays</a> masks=<a class="el" href="../../dc/d84/group__core__basic.html#gad9287b23bba2fed753b36ef561ae7346">noArray</a>(), bool compactResult=false) <a class="el" href="../../db/de0/group__core__utils.html#ga4d89d63e402ef9ddc48e18e21180fe4a">CV_OVERRIDE</a></td></tr>
<tr class="separator:a3099757e7de29f27b4cc4a672e40b628"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pro_methods_classcv_1_1DescriptorMatcher"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_classcv_1_1DescriptorMatcher')"><img alt="-" src="../../closed.png"/> Protected Member Functions inherited from <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html">cv::DescriptorMatcher</a></td></tr>
<tr class="memitem:acbcaa368465fd3924c8bb70851a98944 inherit pro_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#acbcaa368465fd3924c8bb70851a98944">checkMasks</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga606feabe3b50ab6838f1ba89727aa07a">InputArrayOfArrays</a> masks, int queryDescriptorsCount) const</td></tr>
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<tr class="inherit_header pro_methods_classcv_1_1Algorithm"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_classcv_1_1Algorithm')"><img alt="-" src="../../closed.png"/> Protected Member Functions inherited from <a class="el" href="../../d3/d46/classcv_1_1Algorithm.html">cv::Algorithm</a></td></tr>
<tr class="memitem:a68eeca71617474ad3d4561786f0289d2 inherit pro_methods_classcv_1_1Algorithm"><td align="right" class="memItemLeft" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a68eeca71617474ad3d4561786f0289d2">writeFormat</a> (<a class="el" href="../../da/d56/classcv_1_1FileStorage.html">FileStorage</a> &amp;fs) const</td></tr>
<tr class="separator:a68eeca71617474ad3d4561786f0289d2 inherit pro_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-attribs"></a>
Protected Attributes</h2></td></tr>
<tr class="memitem:a4fd61f0e8a770d4a23c47e7f6240c6ba"><td align="right" class="memItemLeft" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#a4fd61f0e8a770d4a23c47e7f6240c6ba">crossCheck</a></td></tr>
<tr class="separator:a4fd61f0e8a770d4a23c47e7f6240c6ba"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a613c8ce6b5f9477398ad901fda9c3976"><td align="right" class="memItemLeft" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#a613c8ce6b5f9477398ad901fda9c3976">normType</a></td></tr>
<tr class="separator:a613c8ce6b5f9477398ad901fda9c3976"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pro_attribs_classcv_1_1DescriptorMatcher"><td colspan="2" onclick="javascript:toggleInherit('pro_attribs_classcv_1_1DescriptorMatcher')"><img alt="-" src="../../closed.png"/> Protected Attributes inherited from <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html">cv::DescriptorMatcher</a></td></tr>
<tr class="memitem:a6c1d27bb1cea2a46e0a5c7d297368edd inherit pro_attribs_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">std::vector&lt; <a class="el" href="../../d3/d63/classcv_1_1Mat.html">Mat</a> &gt; </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a6c1d27bb1cea2a46e0a5c7d297368edd">trainDescCollection</a></td></tr>
<tr class="memdesc:a6c1d27bb1cea2a46e0a5c7d297368edd inherit pro_attribs_classcv_1_1DescriptorMatcher"><td class="mdescLeft"> </td><td class="mdescRight">Collection of descriptors from train images.  <a href="../../db/d39/classcv_1_1DescriptorMatcher.html#a6c1d27bb1cea2a46e0a5c7d297368edd">More...</a><br/></td></tr>
<tr class="separator:a6c1d27bb1cea2a46e0a5c7d297368edd inherit pro_attribs_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a66bd1ba0753ab3ebb792e7b4bf5af2ab inherit pro_attribs_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">std::vector&lt; <a class="el" href="../../d7/d45/classcv_1_1UMat.html">UMat</a> &gt; </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a66bd1ba0753ab3ebb792e7b4bf5af2ab">utrainDescCollection</a></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pub_types_classcv_1_1DescriptorMatcher"><td colspan="2" onclick="javascript:toggleInherit('pub_types_classcv_1_1DescriptorMatcher')"><img alt="-" src="../../closed.png"/> Public Types inherited from <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html">cv::DescriptorMatcher</a></td></tr>
<tr class="memitem:af8b6f4acb8f1a9ea6b73bfcb86b80c3b inherit pub_types_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#af8b6f4acb8f1a9ea6b73bfcb86b80c3b">MatcherType</a> { <br/>
  <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#af8b6f4acb8f1a9ea6b73bfcb86b80c3baf73d671c6860c24f44b2880a77fadcdc">FLANNBASED</a> = 1, 
<br/>
  <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#af8b6f4acb8f1a9ea6b73bfcb86b80c3baddf99aae344c73b63d77764440711b76">BRUTEFORCE</a> = 2, 
<br/>
  <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#af8b6f4acb8f1a9ea6b73bfcb86b80c3bac4f170ff27df2f2cadabd75c129ec468">BRUTEFORCE_L1</a> = 3, 
<br/>
  <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#af8b6f4acb8f1a9ea6b73bfcb86b80c3ba7362dae849e477ed4b1bc862c8ebb5c4">BRUTEFORCE_HAMMING</a> = 4, 
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  <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#af8b6f4acb8f1a9ea6b73bfcb86b80c3bae93477eddb9309e995b78a4eb677b9fe">BRUTEFORCE_HAMMINGLUT</a> = 5, 
<br/>
  <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#af8b6f4acb8f1a9ea6b73bfcb86b80c3baf88193b09daf077fec5015a9906a67e8">BRUTEFORCE_SL2</a> = 6
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<tr class="inherit_header pro_static_methods_classcv_1_1DescriptorMatcher"><td colspan="2" onclick="javascript:toggleInherit('pro_static_methods_classcv_1_1DescriptorMatcher')"><img alt="-" src="../../closed.png"/> Static Protected Member Functions inherited from <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html">cv::DescriptorMatcher</a></td></tr>
<tr class="memitem:a7aa961c11ccdc6a9b1495f5aaf83d251 inherit pro_static_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">static <a class="el" href="../../d3/d63/classcv_1_1Mat.html">Mat</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a7aa961c11ccdc6a9b1495f5aaf83d251">clone_op</a> (<a class="el" href="../../d3/d63/classcv_1_1Mat.html">Mat</a> m)</td></tr>
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<tr class="memitem:acf9d628dd4c52e6ff00eb92801fd0921 inherit pro_static_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">static bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#acf9d628dd4c52e6ff00eb92801fd0921">isMaskedOut</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga606feabe3b50ab6838f1ba89727aa07a">InputArrayOfArrays</a> masks, int queryIdx)</td></tr>
<tr class="separator:acf9d628dd4c52e6ff00eb92801fd0921 inherit pro_static_methods_classcv_1_1DescriptorMatcher"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aaeca71427249a189e35e77066f25fc8b inherit pro_static_methods_classcv_1_1DescriptorMatcher"><td align="right" class="memItemLeft" valign="top">static bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#aaeca71427249a189e35e77066f25fc8b">isPossibleMatch</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> mask, int queryIdx, int trainIdx)</td></tr>
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<a id="details" name="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Brute-force descriptor matcher. </p>
<p>For each descriptor in the first set, this matcher finds the closest descriptor in the second set by trying each one. This descriptor matcher supports masking permissible matches of descriptor sets. </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#abe0bb11749b30d97f60d6ade665617bd">◆ </a></span>BFMatcher()</h2>
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          <td class="memname">cv::BFMatcher::BFMatcher </td>
          <td>(</td>
          <td class="paramtype">int </td>
          <td class="paramname"><em>normType</em> = <code><a class="el" href="../../d2/de8/group__core__array.html#ggad12cefbcb5291cf958a85b4b67b6149fa7bacbe84d400336a8f26297d8e80e3a2">NORM_L2</a></code>, </td>
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          <td class="paramname"><em>crossCheck</em> = <code>false</code> </td>
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      </table><table class="python_language"><tr><th colspan="999" style="text-align:left">Python:</th></tr><tr><td style="width: 20px;"></td><td>&lt;BFMatcher object&gt;</td><td>=</td><td>cv.BFMatcher(</td><td class="paramname">[, normType[, crossCheck]]</td><td>)</td></tr></table>
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<p>Brute-force matcher constructor (obsolete). Please use <a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html#ac6418c6f87e0e12a88979ea57980c020" title="Brute-force matcher create method. ">BFMatcher.create()</a> </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a79f2b4fcc18ce9c9791e0601d71e62e5">◆ </a></span>~BFMatcher()</h2>
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          <td class="memname">virtual cv::BFMatcher::~BFMatcher </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a117b4667faf1974e5a3f0b8d7ba1c0a1">◆ </a></span>clone()</h2>
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          <td class="memname">virtual <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt;<a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html">DescriptorMatcher</a>&gt; cv::BFMatcher::clone </td>
          <td>(</td>
          <td class="paramtype">bool </td>
          <td class="paramname"><em>emptyTrainData</em> = <code>false</code></td><td>)</td>
          <td> const</td>
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<p>Clones the matcher. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">emptyTrainData</td><td>If emptyTrainData is false, the method creates a deep copy of the object, that is, copies both parameters and train data. If emptyTrainData is true, the method creates an object copy with the current parameters but with empty train data. </td></tr>
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<p>Implements <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a8d0dfab3c560c3edada03155c97ed8a9">cv::DescriptorMatcher</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac6418c6f87e0e12a88979ea57980c020">◆ </a></span>create()</h2>
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          <td class="memname">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt;<a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html">BFMatcher</a>&gt; cv::BFMatcher::create </td>
          <td>(</td>
          <td class="paramtype">int </td>
          <td class="paramname"><em>normType</em> = <code><a class="el" href="../../d2/de8/group__core__array.html#ggad12cefbcb5291cf958a85b4b67b6149fa7bacbe84d400336a8f26297d8e80e3a2">NORM_L2</a></code>, </td>
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          <td class="paramname"><em>crossCheck</em> = <code>false</code> </td>
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</table><table class="python_language"><tr><th colspan="999" style="text-align:left">Python:</th></tr><tr><td style="width: 20px;"></td><td>retval</td><td>=</td><td>cv.BFMatcher_create(</td><td class="paramname">[, normType[, crossCheck]]</td><td>)</td></tr></table>
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<p>Brute-force matcher create method. </p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">normType</td><td>One of NORM_L1, NORM_L2, NORM_HAMMING, NORM_HAMMING2. <a class="el" href="../../d4/d7f/structcv_1_1L1.html">L1</a> and <a class="el" href="../../dc/daa/structcv_1_1L2.html">L2</a> norms are preferable choices for <a class="el" href="../../d7/d60/classcv_1_1SIFT.html" title="Class for extracting keypoints and computing descriptors using the Scale Invariant Feature Transform ...">SIFT</a> and SURF descriptors, NORM_HAMMING should be used with <a class="el" href="../../db/d95/classcv_1_1ORB.html" title="Class implementing the ORB (oriented BRIEF) keypoint detector and descriptor extractor. ">ORB</a>, <a class="el" href="../../de/dbf/classcv_1_1BRISK.html" title="Class implementing the BRISK keypoint detector and descriptor extractor, described in  ...">BRISK</a> and BRIEF, NORM_HAMMING2 should be used with <a class="el" href="../../db/d95/classcv_1_1ORB.html" title="Class implementing the ORB (oriented BRIEF) keypoint detector and descriptor extractor. ">ORB</a> when WTA_K==3 or 4 (see ORB::ORB constructor description). </td></tr>
    <tr><td class="paramname">crossCheck</td><td>If it is false, this is will be default <a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html" title="Brute-force descriptor matcher. ">BFMatcher</a> behaviour when it finds the k nearest neighbors for each query descriptor. If crossCheck==true, then the <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a378f35c9b1a5dfa4022839a45cdf0e89" title="Finds the k best matches for each descriptor from a query set. ">knnMatch()</a> method with k=1 will only return pairs (i,j) such that for i-th query descriptor the j-th descriptor in the matcher's collection is the nearest and vice versa, i.e. the <a class="el" href="../../d3/da1/classcv_1_1BFMatcher.html" title="Brute-force descriptor matcher. ">BFMatcher</a> will only return consistent pairs. Such technique usually produces best results with minimal number of outliers when there are enough matches. This is alternative to the ratio test, used by D. Lowe in <a class="el" href="../../d7/d60/classcv_1_1SIFT.html" title="Class for extracting keypoints and computing descriptors using the Scale Invariant Feature Transform ...">SIFT</a> paper. </td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#a15bc508b250c96ecd49e153dfcbf019a">◆ </a></span>isMaskSupported()</h2>
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<p>Returns true if the descriptor matcher supports masking permissible matches. </p>
<p>Implements <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a3cc074710ccb466a662815969e14cf5e">cv::DescriptorMatcher</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#abe0990ac0bb000f1e5dccc90146fc6f3">◆ </a></span>knnMatchImpl()</h2>
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          <td class="memname">virtual void cv::BFMatcher::knnMatchImpl </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> </td>
          <td class="paramname"><em>queryDescriptors</em>, </td>
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          <td class="paramtype">std::vector&lt; std::vector&lt; <a class="el" href="../../d4/de0/classcv_1_1DMatch.html">DMatch</a> &gt; &gt; &amp; </td>
          <td class="paramname"><em>matches</em>, </td>
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          <td class="paramtype">int </td>
          <td class="paramname"><em>k</em>, </td>
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          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga606feabe3b50ab6838f1ba89727aa07a">InputArrayOfArrays</a> </td>
          <td class="paramname"><em>masks</em> = <code><a class="el" href="../../dc/d84/group__core__basic.html#gad9287b23bba2fed753b36ef561ae7346">noArray</a>()</code>, </td>
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          <td class="paramname"><em>compactResult</em> = <code>false</code> </td>
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<p>In fact the matching is implemented only by the following two methods. These methods suppose that the class object has been trained already. Public match methods call these methods after calling <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a80e9fd98de5908f5348c17696eeb1a32" title="Trains a descriptor matcher. ">train()</a>. </p>
<p>Implements <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#a38f18a66b3498fa5c960e29ed0056d44">cv::DescriptorMatcher</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a3099757e7de29f27b4cc4a672e40b628">◆ </a></span>radiusMatchImpl()</h2>
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          <td class="memname">virtual void cv::BFMatcher::radiusMatchImpl </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> </td>
          <td class="paramname"><em>queryDescriptors</em>, </td>
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          <td></td>
          <td class="paramtype">std::vector&lt; std::vector&lt; <a class="el" href="../../d4/de0/classcv_1_1DMatch.html">DMatch</a> &gt; &gt; &amp; </td>
          <td class="paramname"><em>matches</em>, </td>
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          <td class="paramtype">float </td>
          <td class="paramname"><em>maxDistance</em>, </td>
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          <td></td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga606feabe3b50ab6838f1ba89727aa07a">InputArrayOfArrays</a> </td>
          <td class="paramname"><em>masks</em> = <code><a class="el" href="../../dc/d84/group__core__basic.html#gad9287b23bba2fed753b36ef561ae7346">noArray</a>()</code>, </td>
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          <td class="paramtype">bool </td>
          <td class="paramname"><em>compactResult</em> = <code>false</code> </td>
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          <td>)</td>
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<p>Implements <a class="el" href="../../db/d39/classcv_1_1DescriptorMatcher.html#afc03bcd8e385f4b3684b7a7d42810ff6">cv::DescriptorMatcher</a>.</p>
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<h2 class="groupheader">Member Data Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a4fd61f0e8a770d4a23c47e7f6240c6ba">◆ </a></span>crossCheck</h2>
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          <td class="memname">bool cv::BFMatcher::crossCheck</td>
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<span class="mlabels"><span class="mlabel">protected</span></span>  </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a613c8ce6b5f9477398ad901fda9c3976">◆ </a></span>normType</h2>
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          <td class="memname">int cv::BFMatcher::normType</td>
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<span class="mlabels"><span class="mlabel">protected</span></span>  </td>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>opencv2/<a class="el" href="../../d5/d0d/features2d_8hpp.html">features2d.hpp</a></li>
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